World directory of environmental organizations
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
San Francisco, Ca.
Published for the International Program of the Sierra Club by Sequoia Institute
1976.
|
| Eagrán: | 2d ed. |
| Ábhair: |